[Qgis-developer] GEOS error Exception: IllegalArgumentException: Invalid number of points in LinearRing found 3 - must be 0 or >= 4

[John Layt]

On 13 May 2016 at 08:53, Janneke van Dijk <janneke.qgis at gmail.com> wrote:
> Using QGIS 2.14.2 on Windows 7 I get the following error message when
> zooming out on a shapefile layer that has labels switched on:
>
> GEOS
> Exception: IllegalArgumentException: Invalid number of points in LinearRing
> found 3 - must be 0 or >= 4

We get this a *lot* using 2.12 on OSX, and possibly on 2.8 as well.
I've not been able to consistently pin it down to any one geometry
though so haven't been able to open a bug report. Will be really
interested to hear of any solutions.

John.